| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 10/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 07/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 07/09/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 07/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 07/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |